된다. 이때의 목표는 많은 정보를 잃지 않거나 재구성될 때 그 오류를 줄이는 것이다. 예를 들
어 유클리드 거리 개념에서
x
와
x
t
이 가까워지도록 하는 것을 의미한다. 이러한 의미에서 특이
값 분해에 기반한 주성분 분석
X
=
U
/
V
t
를 선형 인코더로 볼 수 있으며, 디코더는 단순히 인
코딩 행렬의 전치다. 인코딩 및 디코딩 함수는 비선형이거나 신경망일 수 있다.
결정론적 오토인코더에서는 디코더를 데이터 생성기로 사용할 수 없다. 만약 생성기로 ...
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